userspace/libwr: remove files sfp.c and sfp.h, since not used

userspace/libwr/sfp.c

-#include "sfp.h"
-
-#define MUX_ADDR(sel)	((0xE << 3) | (sel & 0x7))
-
-static const pio_pin_t mux_sda = {PIOB, 0, PIO_MODE_GPIO, PIO_OUT_1};
-static const pio_pin_t mux_scl = {PIOB, 1, PIO_MODE_GPIO, PIO_OUT_1};
-
-struct i2c_bus_t *mux_bus;
-
-struct wr_i2c_mux sfp_mux = {
-	.address = {
-		MUX_ADDR(0),
-		MUX_ADDR(1)
-	},
-	.reset = {
-		.port = PIOD,
-		.pin = 12,
-		.mode = PIO_MODE_GPIO,
-		.dir = PIO_OUT_1
-	}
-};
-
-struct i2c_bus_t *sfp_bus0;
-struct i2c_bus_t *sfp_bus1;
-
-struct pca9554d wr_sfp_gpio[] = {
-	{
-		/* 0 */
-	}, {
-		/* 1 */
-	}, {
-		/* 2 */
-	}, {
-		/* 3 */
-	}, {
-		/* 4 */
-	}, {
-		/* 5 */
-	}, {
-		/* 6 */
-	}, {
-		/* 7 */
-	}, {
-		/* 8 */
-	},
-};
-
-struct wr_sfp_module[18]
-
-void sfp_init(void)
-{
-	/* Create a bit-banged i2c for the muxes */
-	mux_bus = i2c_cpu_bb_new_bus(&mux_scl, &mux_sda);
-	/* Set the bus to be used for the mux control */
-	sfp_mux.bus = mux_bus;
-}

userspace/libwr/sfp.h

-#ifndef SFP_H
-#define SFP_H
-
-/* This structure describes the pair of PCA9548A chip used as muxes for i2c */
-struct wr_i2c_mux {
-	/* I2C bus */
-	struct i2c_bus *bus;
-	/* I2C addresses of the two PCA9548 chips */
-	int address[2];
-	/* Reset pin */
-	struct pio_pin_t reset;
-};
-int wr_i2c_mux_set_channel(struct wr_i2c_mux *, int);
-
-/* This structure describes a single PCA9554D chip */
-struct pca9554d {
-	/* The i2c bus used for access */
-	struct i2c_bus_t *bus;
-	/* The address of this PCA9554D (set by A0,A1,A2 pins) */
-	int address;
-	int (*init)(struct pca9554d *);
-	int (*exit)(struct pca9554d *);
-};
-int pca9554d_get_input_reg(struct pca9554d *);
-int pca9554d_set_output_reg(struct pca9554d *);
-int pca9554d_set_polarity_reg(struct pca9554d *);
-int pca9554d_set_config_reg(struct pca9554d *);
-
-#define GPIO_BITS_LOWER		0
-#define GPIO_BITS_UPPER		1
-
-#define WRLINK_LED_LINK(m)	\
-	(1 << (((m->bits_type == GPIO_BITS_LOWER) ? 0 : 2) + 4*m->bits_type))
-#define WRLINK_LED_WRMODE(m)	\
-	(1 << (((m->bits_type == GPIO_BITS_LOWER) ? 1 : 0) + 4*m->bits_type))
-#define WRLINK_LED_SYNCED(m)	\
-	(1 << (((m->bits_type == GPIO_BITS_LOWER) ? 3 : 1) + 4*m->bits_type))
-#define SFP_TX_DISABLE(m)	\
-	(1 << (((m->bits_type == GPIO_BITS_LOWER) ? 2 : 3) + 4*m->bits_type))
-
-struct wr_sfp_module {
-	/*
-	 * The PCA9554D associated with this device. Use a pointer here
-	 * as a single PCA9554D controls the pins for two SFP modules
-	 * each.
-	 */
-	struct pca9554d *gpio_ctl;
-	/* One of PCA9554_BITS_LOWER or PCA9554_BITS_UPPER */
-	int bits_type;
-
-	/* The PCA9548 chip for accessing this SFP module */
-	struct wr_i2c_mux *mux;
-	/*
-	 * The channel for writing to control register of the
-	 * PCA9548 chips.
-	 */
-	int channel;
-};
-
-#endif